Include:

2 wide neck 4 oz polypropylene bottles,

2 level-one silicone nipples

2 two-piece patented internal vents

1 cleaning brush  

Features:

• Made from BPA free polypropylene plastic
• The award winning Natural Flow® vent system helps reduce colic, spit-up, burping, and gas
• Prevent air bubbles from forming in milk or formula
• Help reduce fluid in the ear
• Prevent nipple collapse
• Easy-to-read markers in ounces and milliliters
• Easy to clean and top-rack dishwasher safe